package day01;

import java.io.IOException;

public class RawInput {
    public static void main(String[] args)  {
        try {
            int c=System.in.read();
            if(c==-1){
                System.out.println("EOF");
            }
            else{
                System.out.println(c);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }

    }
}
